Finding the Fourth Proportional to 1,768,762.17, 2,440,899.90 and 1,004,857.65
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Solution
The fourth proportional to 1,768,762.17, 2,440,899.90 and 1,004,857.65 is: 1,386,708.16
Step by Step Solution
- Step 1: Write the proportion equation
1,768,762.17 : 2,440,899.90 = 1,004,857.65 : x - Step 2: Convert to fraction form
1,768,762.17/2,440,899.90 = 1,004,857.65/x - Step 3: Cross multiply
1,768,762.17x = 2,440,899.90 × 1,004,857.65 - Step 4: Simplify right side
1,768,762.17x = 2,452,756,937,399.24 - Step 5: Solve for x
x = 2,452,756,937,399.24/1,768,762.17 - Step 6: Final answer
x = 1,386,708.16
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.